Antifriction-bearing.



I. MOSS.

ANTIFRIGTION BEARING.

APPLICATION FILED AP1 .24.1909.

Patented; Nov. 2, 1909.

UNITED STATES PATENT OFFICE.

ISIDG MOSS, DF BOSTON, MASSACHUSETTS.

ANTIFRICTION -BEARIN G.

939,060, i Specification of Letters Patent. Patgntgd NQv 2, 1909,

I Application led April 24, 1909. Serial No. 491,919.

To all whom t may concern: surface of the casing, and as herein. shown Be 1t known that I, Isrnon Moss, a citizen .said members bear tangentially against an of the United States, and resident of Boston, inner member C, which may be a sleeve surcOunt-y of Suffolk, State of Massachusetts, rounding and lixedly attached to the shaft, have invented an Improvement in Antifricj or it may be a part of the shaft itself, as tion-Bearings, ot' which the following dei may be most convenient. I deem it preferscription, in connection with the accom-` able in most instances to make such` inner panying drawing, is a speciication, like let- -member as a sleeve `which can be applied'to ters on the drawing representing like parts. the shaft, in order that the transmitting This invention relates to anti-friction members, herein shown as rolls, and their bearings, more particularly of the type separators may be removed bodily, as Will shown in United States Patent No. 645,299 be explained, and as shown in Fi 1. granted to me March 13, 1900, and it has for Vhichever construction be adopted the part its object the production of a bearing of C 1s provided with two parallel annular pro- 70 such type wherein, by means of novel fea- JGCUOHS C, @milde With Oppositely beveled tures of construction, the separators are posifaces, see Figs. 2 and 4. l tively retained in proper position, and the y Series of load-transmttingrolls D, DX contact points between the inner and outer 1s interposed between the part C and the members of the bearing' and the interposed outer 'member or casmwB, each alternate 75 load-transmitting rolling members are inj Y0U DX being d, true Cy Inder and traveling creased in number and brought closer toupon the part C between the projections c, gether. By such arrangement the separa- Fig. 3. while the intervening' rolls D are retors cannotA become displaced 'when parts of `duced 1n diameter at D to clear the adja` the bearing are slightly worn; the strain Centrolls DX, see Figs. l and 3, so-that the due to the load is more uniformly equalized bearing portions of adjacent rolls overlap over the whole bearing; the chance of deeach other, the bearing surfaces of such ad-. rangement of ,my of the parts; Owing to jacent rolls lyingl in intersecting cylinders. wear, is reduced to a minimum, and the op- Thus` the end portions of rolls D are the @ration 0f th@ bearing 15 a Whole inlployod beill'lllg pOlftlUllS 0f Sliltl lOllS, Mld they ale S5 and simplified, the construction and arrange` of the same diameter as the rolls DX, .but ment being' such that a very strong and duthey bear against thc part or sleeve C Outfable bearing is Secured, with very little side the projections c, which latter thereby friction and of the rolling type throughout. serre to preventlongitudinal movement of These and other novel features of my invenall the load-transmitting rolls. By making tion will be fully described in the subjoined the projections@ vwith beveled faces practispeoieation and particularly pointed out in cally a line contact is elfectedbetwveen them the following claims. and the ends of the rolls, thereby' diminish- Figure l is a sid@ elevation, partly broken ing friction flue l0 Such COntCt. i AS all the out, of the load-transmitting rolls, the separolls D, DX have their bearing surfaces `of rators, and the means for preventing ontthe same diameter theload strains are equally. Wardunovement of the separators, embody' sustained and distributed, and owing tothe ing one form of my invention, the casing or construction described adjacent rolls so outer member of the bearing and the shaft closely approach or overlap each other that being omitted; Fig. Q is a diametrieal seothe contacts with thc inner and outer niemtion of an anti-friction bearing embodying bers ot' the bearing are brought near tomy invention, the shaft beingshown in elegether, so that a more uniform distributionv ration; Fig. 3 is a transverse section thereof and transmission of the load is-etfected than on the line 3-8,Fig. 2; Fig. 4 is an enlarged would bek possible were the rolls far a art. detail in section and part elevation, to be re. I prefer to slight-lybevel the` corners of) the 105 ferred to. bearing surfaces of the rolls D, as at d, Fig.v rThe anti-friction bearing' includes, in gen- 4, and at a different angle from the bevel of eral, a .shaft A, a concentric outer member the projections C, to obviate any surface or casing B, and a series of load-transinittsiction and to restrict the contact to ractiting rolling members interposed between l cally aline. The load-transmitting rdlls are them, said rolling members bearing directly spaced apart or separated by separators and tangentially against the inner annular l 'shownas small rolls E, one of the separators means to holil the ioll-.

periflent niezins iiii'riecl by che inner nieinher vle hohl the separating frein oiitwni'il move nient.

i. All iiiiti-trietfin hearing eoiiipi'isiiig ii Shaft, :i easing, ti series of loarl-trzi'nxniittiiiif1 rolls hearing iigniiiiiit the shaft mail casini` letter holding' the f intens` troni rmlinl movement in one direction, iinil independent 'epni'ntorri 'from rziiliiil inovenient in the oppomte eliiertion.

5. .'in miti-friction hearing conipri'iii f' shii'fl'. :i casing, zi series; of lomltirinsn rolls interposed between und heiii'iiig i* the y hail`t-z1nil easing". :iherniite rolls tu tiiillj.' engaging Smil iiglrts 'from eiiil riin 1i A enA lo enit :intl tl'iointeiw'eiiingg rolls having;- siivh engagement with sziiil parte beyond the eiiils ot' the first-minimi rolls, whereby the rolls; oi'erliip eneh other, means on the shii't't to prevent iixizil iiioveiiiei'it of the rolls Vehiiively thereto, separators interpweil between und in engagement with the hearing surfaces ot iitljueeiit rolls and helcl hy the hitter from inwairil movement, unil independent iiieii'ns carried by the shaft to ci'iiiiieriite with the ends of und hold the rollseparators troin oiitwzuil ii'iovemeiit.

(S. Ail :ulti-friction tiene comprising :iii inner member? a concentric tiisii'ig inviiig et one end im internal7 zimnihir iiiiil l i' shoulder, ii Series 0f loefl-trzinsniitti' interposed. between intl hearing inner mein 'ier iintl the resin3', alternate rolls having their ends adjacent the shoulder he'felei zit u fliiierent :ingle to iiiii'iiinize vinizich therewith, the heiiriiig surfaces of :itt iii-,ent rolls i'i'iifeliiig; in sepzii'iii'e pin-lille! iihs on siiigl inner ineinher :init mining, sei .itors hetween the roll4 iiiict hzivine' ew liiiiz'eit entlhiv nd ,iheeiiiis o the rol to preven. tongiiiidiniii ilisiihieenient of the .Separiiloit;t iiieniis on the inner nieiiili to pri, iii #itiiiliinilnioi'eii'ieiit et sind rolls. the :sehn irs, hein;` exterior to :i iririfm i f g '1 ofthe rolleA nml eonii t 'ith their henriiig fiiirtn'ffes, ii'heielrii t A hohl the nepiirntors troni iniiziiil i. nient'. :inll iii;-lilie it miners on the nenti ier iii ini-lose the enhirgefl finis l inowsniriiij t' iii-inge on the easing hitting np enit thriil ii yone iliieet; sin.

T. [in iiiiti-fiiei., on hearing' ceini'iiiiiiiig' :i l 'we tho'r-eoii hiiiiitg iaiiiilel :iii

-iioiissn n eiiiiiiigg, :i wies of loiiil im i`,rziii iiiiitiiig' roll' interposeii ,ii'eeii :mil il Haring z :inist .the sleeve und ifnsinyjfailierY nnte rolls rnveliiig` hetii'een the in :tiene ninitheinierveningrollshiiii iheinheiii'in surfe-eis outside the piojeo.i iis. separa-:tori l'it-tii'ei i the rollf ein! helil thereby ironriiiiviiri'l nioif'eiiient, nml ziiiiinlzii hexen 'that on the sleeve :mil eiipeiiitiiig' iifithl the sem from onl'wniwl mov"-A ifl boxes initially closing the 70 59eme he een the S-i'iii'ft :init mining; :it the ends. of the henri iiiiliir in.'

nient, sii

fireoli, l liiii'e "i )dei i Titien. in the presen ig 'ivit'iiesfies- 

